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Home >> Mazda >> 2013 >> 2 Touring, 1.5L Eng VIN Y, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting [Engine Control System MZR 1.5] >> No.24 A/C Is Always On Or A/C Compressor Runs Continuously >> Notes

No.24 A/C Is Always On Or A/C Compressor Runs Continuously: Notes

CONDITION DESCRIPTION & POSSIBLE CAUSE

24  A/C IS ALWAYS ON OR A/C COMPRESSOR RUNS CONTINUOUSLY 
DESCRIPTION 
  • The A/C compressor magnetic clutch does not disengage.
POSSIBLE CAUSE 
  • A/C compressor magnetic clutch stuck engagement
  • A/C relay is stuck closed
  • Improper A/C compressor magnetic clutch clearance
  • Short to ground in wiring harness between A/C relay terminal E and PCM terminal 1AN
  • A/C relay to magnetic clutch circuit short to battery power
  • Short to ground in wiring harness between climate control unit terminal K and PCM terminal 1AO
  • PCM malfunction
G09129993